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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
at https://github.com/freebsd/freebsd-ports/tree/main/chinese/chinese-calendar (for the port to FreeBSD) the files and Makefile are not too complex.
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Hence, a higher number means a more popular project.